Step 1:
The first step to converting 4689463.8890064 to a fraction is to re-write 4689463.8890064 in the form p/q where p and q are both positive integers. To start with, 4689463.8890064 can be written as simply 4689463.8890064/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 4689463.8890064, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 4689463.8890064/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 4689463.8890064/1 each by 10000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 4689463.8890064 as a fraction:
4689463/1 / 1